Where does “ōst” come from?

ōst (Old Saxon) comes from Old Norse austr, from Proto-Germanic austrą, from Proto-Germanic austraz, from Proto-Indo-European *h₂éwsteros — in the direction of dawn, east.

Ancestry of “ōst”, step by step

ōst traces back through two separate lines of ancestry.

via Old Norse austr

StepLanguageWordMeaning
1Old Norseaustreast
2Proto-Germanicaustrąeast; east, eastward
3Proto-Germanicaustrazeast, eastern
4Proto-Indo-European*h₂éwsterosin the direction of dawn, east

via Proto-West Germanic *ōst

StepLanguageWordMeaning
1Proto-West Germanic*ōstbranch, fork, gnarl

Words derived from “ōst

Every word from Proto-Indo-European *h₂éwsterosEvery word from Proto-Germanic austrazEvery word from Proto-Germanic austrą